1. someone who is overly ditzy to the point of not knowing what’s going on around them
2. someone who is tremendously psychotic and slightly ditzy
3. the act of being out of it when thinking of/seeing someone one likes

Emmy was being a bobble at the diner, she spilled her shake on some poor guy

Excellent conversational filler. When you aren't saying anything and there is an akward silence, just say bobble in a nasily voice. Originally it was a shitty videogame called 3D Bobble for the DOS, but the name caught on after a series of internet cartoons depicted Bobble, the blue sphere, talking to a king.

To aimlessly go somewhere, usually in a drunken state. Intoxication is not needed to do this action, however, and can include a person or persons in a dazed state, such as a dad-like character driving the kids to Wednesday night soccer practice.

(1)Joe "What should we do tonight?"

Jim "I say we just bobble about and see where we end up."

(2)When sitting in a car, especially 2 or more people, everyone bobbles as they thoughtlessly drive/ride to their destination.